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Author Question: Which of the following is true concerning facultative anaerobes? a. They have limited oxygen ... (Read 30 times)

ts19998

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on: Jul 16, 2018
Which of the following is true concerning facultative anaerobes?
 
  a. They have limited oxygen tolerance.
  b. They require complex nutrients to exist.
  c. They cannot live in oxygen environments.
  d. They require simple inorganic nutrients to exist.

Question 2

Ventilator-associated pneumonia is commonly caused by which of the following?
 
  a. Escherichia coli c. Enterobacteriaceae
  b. Bacillus anthracis d. Corynebacterium diphtheriae


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ecabral0

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: A
Facultative anaerobes have limited oxygen tolerance. Heterotrophs require complex nutrients to exist. Autotrophs require simple inorganic nutrients to exist. Only anaerobes cannot live in oxy-gen environments.

Answer to Question 2

ANS: C
Ventilator-associated pneumonia is most commonly caused by Pseudomonas aeruginosa, Staphylococcus aureus, Enterobacteriaceae, Haemophilus influenzae, and Streptococcus spp.


ts19998

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Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

juliaf

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Reply 3 on: Yesterday
Gracias!

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